OT-2026-000044888
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, pulsed blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000044888) never changes.
Identity and time
| Publication number | OT-2026-000044888 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911c-7863-94df-d125c8e7cc16 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044888 |
| Status | PUBLIC |
Content hashes
| Canonical text | 18086a4d2f10dd5066114f624b57119f425c9f66811b40c396c855e1d32ef144 |
|---|---|
| Markdown | c228719436bb026dc52fa565ebe7a092511f6cead0952f84beb9a7ddb5420b1e |
| Publication page | b4a62047e0cea04886b85ae4de3f1b771ab502c3b7893daeb25f2e34ac6e0a05 |
| Manifest | ecba74587b8916f87f54bd9c63220b420d545a1e9c281519f4025b6f4fde94dc |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | bsMuW94/7Ql8ndNaPMo55po4XVQUXh6OFFg1EpC8xCoumA/oqwBDmIiZGzY3xU0fEoR7V9jfeZDQW4r4xuh2Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:11:32.877232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044888observed b4a62047e0cea04886b85ae4de3f1b77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:32.858091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044888/manifest.jsonobserved ecba74587b8916f87f54bd9c63220b42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:32.836962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044888/publication.mdobserved c228719436bb026dc52fa565ebe7a092...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:32.816637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044888/publication.txtobserved 18086a4d2f10dd5066114f624b57119f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|